import numpy as np
import matplotlib.pyplot as plt
x = np.linspace(0, 10, 1024)
plt.yscale('log')
plt.plot(x, x, c = 'c', lw = 2., label = r'$f(x)=x$')
plt.plot(x, 10 ** x, c = 'y',ls = '--', lw = 2., label = r'$f(x)=e^x$')
plt.plot(x, np.log(x), c = 'm', lw = 2., label = r'$fx(x)=\log(x)$')
plt.legend()
plt.show()
